3-(Methylamino)-1-(thiophen-3-yl)propane-1-ol, is an impurity of Duloxetine (D721000), that acts as an antidepressant and a dual serotonin and norepinephrine reuptake inhibitor (SNRI) (1,2). Exhibits linear pharmacokinetics in mice and is not associated in any drastic changes of blood pressure or heart rate (3). Molecular Formula: C8H13NOS Molecular Weight: 171.26